4-port manual KVM switch with mini pocket design, light and easy to use.USB2.0 port Support Microsoft smart mouse, Logitech network mouse and so onSupport DOS, Win3.X Win95 or 98 or 98SE or 2000 or ME or XP, WinNT, Netware, Unix, Linuxsupport for hot-swappable, do not need to turn off the KVM switch and the computer can plug in or unplug the connected computerexcellent picture quality, resolution up to 1920 x 1440, bandwidth: 250MHzno software control, you can select the host computer to be operated by the buttonthere is automatic monitoring function for monitoring the host runningLED for monitoring statusA beep sounds when the port is switchedNo software requiredSupport SVGA, VGA, and Multi-sync MonitorsLED displays monitor statusNo external power neededComputer Port: 4Console Port:3USB Port: 7Computers Supported: 4Keyboard Emulation: USBMouse Emulation: USBKeyboard Input or Output: USBMouse Input or Output: USBVGA Input or Output: High Density D-Sub 15 pinLED indicators: 4Support: DOS, Win 3.X, Windows 95 or 98 or 98SE or ME or 2000 or XP or Vista, WinNT, Netware, Unix, Linux.Shares USB device such as USB Printer, USB Scanner, USB Flash Drive, USB HUB and etc ...This KVM switch can controle multiple PCs from One Keyboard, Mouse and VGA Monitor. It has complete keyboard and mouse emulation for simultaneous PCs boot-up process.Cables(not include)Connection:connect VGA of computer A to PC1, VGA of computer B to PC2connect USB mouse or keyboard or printer to the 3 USB console portsconnect USB cable from computer A to USB1, USB cable from computer B to USB2Colour:blackMaterial:ABSSize:15 x 8 x 6CMPackage Contents:1 x converterOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.